Re: [CCAMP] Mail regarding draft-ietf-ccamp-rsvp-node-id-based-hello
"NELLS K.S" <louisnells@gmail.com> Mon, 25 March 2019 14:51 UTC
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From: "NELLS K.S" <louisnells@gmail.com>
Date: Mon, 25 Mar 2019 20:20:48 +0530
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To: ccamp@ietf.org, Kireeti Kompella <kireeti@juniper.net>, Yakov Rekhter <yakov@juniper.net>, Zafar Ali <zali@cisco.com>, Reshad Rahman <rrahman@cisco.com>, Danny Prairie <dprairie@cisco.com>, Dimitri Papadimitriou <dimitri.papadimitriou@alcatel.be>
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Subject: Re: [CCAMP] Mail regarding draft-ietf-ccamp-rsvp-node-id-based-hello
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Hi Kireeti/Yakov/Zafar/Reshad/Danny/Dimitri,
Can you please help with the query.
Thanks & Regards
Nells K.S
On Sat, Mar 23, 2019, 11:51 NELLS K.S <louisnells@gmail.com wrote:
> Hi,
> I have a query on RFC4558 & RFC4206, regarding "Maintenance of RSVP HELLO
> adjacency over a FA adjacency".
>
> I see that:
> 1) RFC3209 talks about HELLO adjacency over a directly connected numbered
> interface.
> 2) RFC4558 further extended HELLO adjacency over directly connected
> unnumbered interfaces.
>
> Both above documents specified IP TTL value of the HELLO as 1 -- because
> nodes were directly connected/adjacent.
>
> So when an LSP is tunnelled through a FA-LSP, is there any IETF document
> which covers procedures to be followed for non-adjacent/out-of-band HELLO
> adjacency ?
>
> RFC4206 does talk about procedures to be followed for PATH messages. i.e.
> avoiding IP TTL vs. RSVP TTL check in this case. Does these procedures
> applies to HELLO messages as well ?
>
>
> Thanks & Regards
> Nells K.S
>